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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Sun8i platform dram controller register and constant defines
*
* (C) Copyright 2007-2015 Allwinner Technology Co.
* Jerry Wang <wangflord@allwinnertech.com>
* (C) Copyright 2016 Theobroma Systems Design und Consulting GmbH
* Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
*/
#ifndef _SUNXI_DRAM_SUN9I_H
#define _SUNXI_DRAM_SUN9I_H
struct sunxi_mctl_com_reg {
u32 cr; /* 0x00 */
u32 ccr; /* 0x04 controller configuration register */
u32 dbgcr; /* 0x08 */
u32 dbgcr1; /* 0x0c */
u32 rmcr; /* 0x10 */
u8 res1[0x1c]; /* 0x14 */
u32 mmcr; /* 0x30 */
u8 res2[0x3c]; /* 0x34 */
u32 mbagcr; /* 0x70 */
u32 mbacr; /* 0x74 */
u8 res3[0x10]; /* 0x78 */
u32 maer; /* 0x88 */
u8 res4[0x74]; /* 0x8c */
u32 mdfscr; /* 0x100 */
u32 mdfsmer; /* 0x104 */
u32 mdfsmrmr; /* 0x108 */
u32 mdfstr[4]; /* 0x10c */
u32 mdfsgcr; /* 0x11c */
u8 res5[0x1c]; /* 0x120 */
u32 mdfsivr; /* 0x13c */
u8 res6[0xc]; /* 0x140 */
u32 mdfstcr; /* 0x14c */
};
struct sunxi_mctl_ctl_reg {
u32 mstr; /* 0x00 master register */
u32 stat; /* 0x04 operating mode status register */
u8 res1[0x8]; /* 0x08 */
u32 mrctrl[2]; /* 0x10 mode register read/write control reg */
u32 mstat; /* 0x18 mode register read/write status reg */
u8 res2[0x4]; /* 0x1c */
u32 derateen; /* 0x20 temperature derate enable register */
u32 derateint; /* 0x24 temperature derate interval register */
u8 res3[0x8]; /* 0x28 */
u32 pwrctl; /* 0x30 low power control register */
u32 pwrtmg; /* 0x34 low power timing register */
u8 res4[0x18]; /* 0x38 */
u32 rfshctl0; /* 0x50 refresh control register 0 */
u32 rfshctl1; /* 0x54 refresh control register 1 */
u8 res5[0x8]; /* 0x58 */
u32 rfshctl3; /* 0x60 refresh control register 3 */
u32 rfshtmg; /* 0x64 refresh timing register */
u8 res6[0x68]; /* 0x68 */
u32 init[6]; /* 0xd0 SDRAM initialisation register */
u8 res7[0xc]; /* 0xe8 */
u32 rankctl; /* 0xf4 rank control register */
u8 res8[0x8]; /* 0xf8 */
u32 dramtmg[9]; /* 0x100 DRAM timing register */
u8 res9[0x5c]; /* 0x124 */
u32 zqctrl[3]; /* 0x180 ZQ control register */
u32 zqstat; /* 0x18c ZQ status register */
u32 dfitmg[2]; /* 0x190 DFI timing register */
u32 dfilpcfg; /* 0x198 DFI low power configuration register */
u8 res10[0x4]; /* 0x19c */
u32 dfiupd[4]; /* 0x1a0 DFI update register */
u32 dfimisc; /* 0x1b0 DFI miscellaneous control register */
u8 res11[0x1c]; /* 0x1b4 */
u32 trainctl[3]; /* 0x1d0 */
u32 trainstat; /* 0x1dc */
u8 res12[0x20]; /* 0x1e0 */
u32 addrmap[7]; /* 0x200 address map register */
u8 res13[0x24]; /* 0x21c */
u32 odtcfg; /* 0x240 ODT configuration register */
u32 odtmap; /* 0x244 ODT/rank map register */
u8 res14[0x8]; /* 0x248 */
u32 sched; /* 0x250 scheduler control register */
u8 res15[0x4]; /* 0x254 */
u32 perfhpr0; /* 0x258 high priority read CAM register 0 */
u32 perfhpr1; /* 0x25c high priority read CAM register 1 */
u32 perflpr0; /* 0x260 low priority read CAM register 0 */
u32 perflpr1; /* 0x264 low priority read CAM register 1 */
u32 perfwr0; /* 0x268 write CAM register 0 */
u32 perfwr1; /* 0x26c write CAM register 1 */
};
struct sunxi_mctl_phy_reg {
u8 res0[0x04]; /* 0x00 revision id ??? */
u32 pir; /* 0x04 PHY initialisation register */
u32 pgcr[4]; /* 0x08 PHY general configuration register */
u32 pgsr[2]; /* 0x18 PHY general status register */
u32 pllcr; /* 0x20 PLL control register */
u32 ptr[5]; /* 0x24 PHY timing register */
u32 acmdlr; /* 0x38 AC master delay line register */
u32 aclcdlr; /* 0x3c AC local calibrated delay line reg */
u32 acbdlr[10]; /* 0x40 AC bit delay line register */
u32 aciocr[6]; /* 0x68 AC IO configuration register */
u32 dxccr; /* 0x80 DATX8 common configuration register */
u32 dsgcr; /* 0x84 DRAM system general config register */
u32 dcr; /* 0x88 DRAM configuration register */
u32 dtpr[4]; /* 0x8c DRAM timing parameters register */
u32 mr0; /* 0x9c mode register 0 */
u32 mr1; /* 0xa0 mode register 1 */
u32 mr2; /* 0xa4 mode register 2 */
u32 mr3; /* 0xa8 mode register 3 */
u32 odtcr; /* 0xac ODT configuration register */
u32 dtcr; /* 0xb0 data training configuration register */
u32 dtar[4]; /* 0xb4 data training address register */
u32 dtdr[2]; /* 0xc4 data training data register */
u32 dtedr[2]; /* 0xcc data training eye data register */
u32 rdimmgcr[2]; /* 0xd4 RDIMM general configuration register */
u32 rdimmcr[2]; /* 0xdc RDIMM control register */
u32 gpr[2]; /* 0xe4 general purpose register */
u32 catr[2]; /* 0xec CA training register */
u32 dqdsr; /* 0xf4 DQS drift register */
u8 res1[0xc8]; /* 0xf8 */
u32 bistrr; /* 0x1c0 BIST run register */
u32 bistwcr; /* 0x1c4 BIST word count register */
u32 bistmskr[3]; /* 0x1c8 BIST mask register */
u32 bistlsr; /* 0x1d4 BIST LFSR seed register */
u32 bistar[3]; /* 0x1d8 BIST address register */
u32 bistupdr; /* 0x1e4 BIST user pattern data register */
u32 bistgsr; /* 0x1e8 BIST general status register */
u32 bistwer; /* 0x1dc BIST word error register */
u32 bistber[4]; /* 0x1f0 BIST bit error register */
u32 bistwcsr; /* 0x200 BIST word count status register */
u32 bistfwr[3]; /* 0x204 BIST fail word register */
u8 res2[0x28]; /* 0x210 */
u32 iovcr[2]; /* 0x238 IO VREF control register */
struct ddrphy_zq {
u32 cr; /* impedance control register */
u32 pr; /* impedance control data register */
u32 dr; /* impedance control data register */
u32 sr; /* impedance control status register */
} zq[4]; /* 0x240, 0x250, 0x260, 0x270 */
struct ddrphy_dx {
u32 gcr[4]; /* DATX8 general configuration register */
u32 gsr[3]; /* DATX8 general status register */
u32 bdlr[7]; /* DATX8 bit delay line register */
u32 lcdlr[3]; /* DATX8 local calibrated delay line reg */
u32 mdlr; /* DATX8 master delay line register */
u32 gtr; /* DATX8 general timing register */
u8 res[0x34];
} dx[4]; /* 0x280, 0x300, 0x380, 0x400 */
};
/*
* DRAM common (sunxi_mctl_com_reg) register constants.
*/
#define MCTL_CR_RANK_MASK (3 << 0)
#define MCTL_CR_RANK(x) (((x) - 1) << 0)
#define MCTL_CR_BANK_MASK (3 << 2)
#define MCTL_CR_BANK(x) ((x) << 2)
#define MCTL_CR_ROW_MASK (0xf << 4)
#define MCTL_CR_ROW(x) (((x) - 1) << 4)
#define MCTL_CR_PAGE_SIZE_MASK (0xf << 8)
#define MCTL_CR_PAGE_SIZE(x) ((fls(x) - 4) << 8)
#define MCTL_CR_BUSW_MASK (3 << 12)
#define MCTL_CR_BUSW16 (1 << 12)
#define MCTL_CR_BUSW32 (3 << 12)
#define MCTL_CR_DRAMTYPE_MASK (7 << 16)
#define MCTL_CR_DRAMTYPE_DDR2 (2 << 16)
#define MCTL_CR_DRAMTYPE_DDR3 (3 << 16)
#define MCTL_CR_DRAMTYPE_LPDDR2 (6 << 16)
#define MCTL_CR_CHANNEL_MASK ((1 << 22) | (1 << 20) | (1 << 19))
#define MCTL_CR_CHANNEL_SINGLE (1 << 22)
#define MCTL_CR_CHANNEL_DUAL ((1 << 22) | (1 << 20) | (1 << 19))
#define MCTL_CCR_CH0_CLK_EN (1 << 15)
#define MCTL_CCR_CH1_CLK_EN (1 << 31)
/*
* post_cke_x1024 [bits 16..25]: Cycles to wait after driving CKE high
* to start the SDRAM initialization sequence (in 1024s of cycles).
*/
#define MCTL_INIT0_POST_CKE_x1024(n) ((n & 0x0fff) << 16)
/*
* pre_cke_x1024 [bits 0..11] Cycles to wait after reset before driving
* CKE high to start the SDRAM initialization (in 1024s of cycles)
*/
#define MCTL_INIT0_PRE_CKE_x1024(n) ((n & 0x0fff) << 0)
#define MCTL_INIT1_DRAM_RSTN_x1024(n) ((n & 0xff) << 16)
#define MCTL_INIT1_FINAL_WAIT_x32(n) ((n & 0x3f) << 8)
#define MCTL_INIT1_PRE_OCD_x32(n) ((n & 0x0f) << 0)
#define MCTL_INIT2_IDLE_AFTER_RESET_x32(n) ((n & 0xff) << 8)
#define MCTL_INIT2_MIN_STABLE_CLOCK_x1(n) ((n & 0x0f) << 0)
#define MCTL_INIT3_MR(n) ((n & 0xffff) << 16)
#define MCTL_INIT3_EMR(n) ((n & 0xffff) << 0)
#define MCTL_INIT4_EMR2(n) ((n & 0xffff) << 16)
#define MCTL_INIT4_EMR3(n) ((n & 0xffff) << 0)
#define MCTL_INIT5_DEV_ZQINIT_x32(n) ((n & 0x00ff) << 16)
#define MCTL_INIT5_MAX_AUTO_INIT_x1024(n) ((n & 0x03ff) << 0);
#define MCTL_DFIMISC_DFI_INIT_COMPLETE_EN (1 << 0)
#define MCTL_DFIUPD0_DIS_AUTO_CTRLUPD (1 << 31)
#define MCTL_MSTR_DEVICETYPE_DDR3 1
#define MCTL_MSTR_DEVICETYPE_LPDDR2 4
#define MCTL_MSTR_DEVICETYPE_LPDDR3 8
#define MCTL_MSTR_DEVICETYPE(type) \
((type == DRAM_TYPE_DDR3) ? MCTL_MSTR_DEVICETYPE_DDR3 : \
((type == DRAM_TYPE_LPDDR2) ? MCTL_MSTR_DEVICETYPE_LPDDR2 : \
MCTL_MSTR_DEVICETYPE_LPDDR3))
#define MCTL_MSTR_BURSTLENGTH4 (2 << 16)
#define MCTL_MSTR_BURSTLENGTH8 (4 << 16)
#define MCTL_MSTR_BURSTLENGTH16 (8 << 16)
#define MCTL_MSTR_BURSTLENGTH(type) \
((type == DRAM_TYPE_DDR3) ? MCTL_MSTR_BURSTLENGTH8 : \
((type == DRAM_TYPE_LPDDR2) ? MCTL_MSTR_BURSTLENGTH4 : \
MCTL_MSTR_BURSTLENGTH8))
#define MCTL_MSTR_ACTIVERANKS(x) (((x == 2) ? 3 : 1) << 24)
#define MCTL_MSTR_BUSWIDTH8 (2 << 12)
#define MCTL_MSTR_BUSWIDTH16 (1 << 12)
#define MCTL_MSTR_BUSWIDTH32 (0 << 12)
#define MCTL_MSTR_2TMODE (1 << 10)
#define MCTL_RFSHCTL3_DIS_AUTO_REFRESH (1 << 0)
#define MCTL_ZQCTRL0_TZQCS(x) (x << 0)
#define MCTL_ZQCTRL0_TZQCL(x) (x << 16)
#define MCTL_ZQCTRL0_ZQCL_DIS (1 << 30)
#define MCTL_ZQCTRL0_ZQCS_DIS (1 << 31)
#define MCTL_ZQCTRL1_TZQRESET(x) (x << 20)
#define MCTL_ZQCTRL1_TZQSI_x1024(x) (x << 0)
#define MCTL_ZQCTRL2_TZRESET_TRIGGER (1 << 0)
#define MCTL_PHY_DCR_BYTEMASK (1 << 10)
#define MCTL_PHY_DCR_2TMODE (1 << 28)
#define MCTL_PHY_DCR_DDR8BNK (1 << 3)
#define MCTL_PHY_DRAMMODE_DDR3 3
#define MCTL_PHY_DRAMMODE_LPDDR2 0
#define MCTL_PHY_DRAMMODE_LPDDR3 1
#define MCTL_DTCR_DEFAULT 0x00003007
#define MCTL_DTCR_RANKEN(n) (((n == 2) ? 3 : 1) << 24)
#define MCTL_PGCR1_ZCKSEL_MASK (3 << 23)
#define MCTL_PGCR1_IODDRM_MASK (3 << 7)
#define MCTL_PGCR1_IODDRM_DDR3 (1 << 7)
#define MCTL_PGCR1_IODDRM_DDR3L (2 << 7)
#define MCTL_PGCR1_INHVT_EN (1 << 26)
#define MCTL_PLLGCR_PLL_BYPASS (1 << 31)
#define MCTL_PLLGCR_PLL_POWERDOWN (1 << 29)
#define MCTL_PIR_PLL_BYPASS (1 << 17)
#define MCTL_PIR_MASK (~(1 << 17))
#define MCTL_PIR_INIT (1 << 0)
#define MCTL_PGSR0_ERRORS (0x1ff << 20)
/* Constants for assembling MR0 */
#define DDR3_MR0_PPD_FAST_EXIT (1 << 12)
#define DDR3_MR0_WR(n) \
((n <= 8) ? ((n - 4) << 9) : (((n >> 1) & 0x7) << 9))
#define DDR3_MR0_CL(n) \
((((n - 4) & 0x7) << 4) | (((n - 4) & 0x8) >> 2))
#define DDR3_MR0_BL8 (0 << 0)
#define DDR3_MR1_RTT120OHM ((0 << 9) | (1 << 6) | (0 << 2))
#define DDR3_MR2_TWL(n) \
(((n - 5) & 0x7) << 3)
#define MCTL_NS2CYCLES_CEIL(ns) ((ns * (CONFIG_DRAM_CLK / 2) + 999) / 1000)
#define DRAM_TYPE_DDR3 3
#define DRAM_TYPE_LPDDR2 6
#define DRAM_TYPE_LPDDR3 7
#endif
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